Reduce Patient Discomfort With Water Exchange Method During Upper Endoscopy

Reduce Patient Discomfort With Water Exchange Method During Upper Endoscopy

The aim of the study was to evaluate the application of water exchange method to upper endoscopy. We hypothesize that water exchange during upper endoscopy could reduce patient discomfort. The primary outcome will be the patient discomfort score during upper endoscopy. The secondary outcomes will include cleanliness score, techniques adequacy score, findings of the EGD, and willing to repeat the procedure, as well as the patient and endoscopist satisfaction score with the method.

Inclusion Criteria:

• Eligible patients will include those anticipated to undergo EGD , aged 20 to 65 at the time of enrollment

Exclusion Criteria:

• a therapeutic EGD
• sedation with other agents
• American Society of Anesthesiology (ASA) risk Class 3 or higher, renal failure
• age less than 20 years or more than 65 years
• pregnancy
• refusal to provide written informed consent. All participants signed written informed consents